Watts 0346045|WW0346045 - 415-M1-3/4 RV STEAM 3/4" 15# 450#/HR

This 3/4 x 3/4 inch dependable, low cost, high capacity safety relief valve is designed for low pressure, steam heating boilers and process equipment used in industrial and commercial applications. It features a brass body, stainless steel spring, top guided stem, NPT threaded male inlet by threaded female outlet (drain) connection and a non-stick PTFE disc-to-metal seat to assure positive shutoff. The factory pressure setting for saturated steam service is set at 15 psi. This valve has an ASME, section IV rating.